. >> we have been discussi ing throughout this hour and throughout the past 69 days, this has never beenre, each of you please, relay why nasa, what experience does nasa have, some of it is obvious to us, those long voyages up in the space station, but take those experiences and your expertise and how you applied them to this situation here. >> it was actually surprising to al and i and mike duncan one of our other colleagues when we got down to chile, we had some preconceived notions as to what would apply from space fright to the mine. and as we go into the operation, and learned more about the conditions the miners were having to endure, more and more aspects of what we do actually applied. and it was quite surprising, that may relay from nutrition, including refeeding folks who have been at decreased nutrition or starving. we had planned on contingencies for the space shuttle in orbit in case the crew needed to decrease their calories. the fluid loading protocol that they're going through now to make sure that their blood pressure stays up is very close to what we use and adapted fro